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Avocado
> Year-Round IPM Program > Vertebrate
Monitoring
> Vertebrate Damage
Avocado
Vertebrate Damage You May See
Click on photos to enlarge
![Deep chewing on a ripe, fallen avocado fruit](/PMG/IMAGES/R/V-MA-RRAT-CD.008h.jpg)
Fruit chewing, commonly from roof rats. Opossums and tree squirrels cause very
similar damage. Birds, coyotes, and certain other vertebrates also chew
fruit. |
![California ground squirrel burrow openings](/PMG/IMAGES/S/V-MA-SBEE-KC.013h.jpg)
Girdled bark and soil burrowing from ground squirrels.
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![Young avocado shoots chewed by mule deer](/PMG/IMAGES/O/V-MA-OHEM-CD.022h.jpg)
Terminals
clipped by mule deer.
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![Water spraying from a microsprinkler damaged by California ground squirrel](/PMG/IMAGES/S/V-MA-SBEE-CD.017h.jpg)
Sprinkler damage, commonly from coyotes, gophers, ground squirrels and pickers. Dogs, rabbits, and sometimes other vertebrates, also gnaw irrigation systems.
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![Bark has been chewed from the trunk of this young tree](/PMG/IMAGES/L/V-MA-LSPP-CD.002h.jpg)
Bark gnawed by rabbits. Voles cause similar damage, but
vole gnawing occurs no higher than about 2 inches above ground.
Squirrels can chew virtually anywhere on trunks and limbs,
while pocket gopher girdling is usually hidden below ground. |
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